Home / 127,744.33-191,646.18-43,505.22

Finding the Fourth Proportional to 127,744.33, 191,646.18 and 43,505.22

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Solution

The fourth proportional to 127,744.33, 191,646.18 and 43,505.22 is: 65,267.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,744.33 : 191,646.18 = 43,505.22 : x
  2. Step 2: Convert to fraction form
    127,744.33/191,646.18 = 43,505.22/x
  3. Step 3: Cross multiply
    127,744.33x = 191,646.18 × 43,505.22
  4. Step 4: Simplify right side
    127,744.33x = 8,337,609,005.53
  5. Step 5: Solve for x
    x = 8,337,609,005.53/127,744.33
  6. Step 6: Final answer
    x = 65,267.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.